Earbud



FIG. 1 is a perspective view of the earbud thereof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a front view of the present invention.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for the earbud, as shown and described. 